JMeter example source code file (SavePropertyDialog.java)

This example JMeter source code file (SavePropertyDialog.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - JMeter tags/keywords

actionlistener, awt, event, functor, functor, gui, jcheckbox, jpanel, name_set_prefix, non-nls-1, non-nls-1, reflection, resource_prefix, samplesaveconfiguration, samplesaveconfiguration, savepropertydialog, string, string, swing, util

The JMeter SavePropertyDialog.java source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 */

/*
 * Created on Sep 15, 2004
 */
package org.apache.jmeter.gui;

import java.awt.BorderLayout;
import java.awt.Frame;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;

import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JDialog;
import javax.swing.JPanel;

import org.apache.jmeter.samplers.SampleSaveConfiguration;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.jorphan.reflect.Functor;
import org.apache.log.Logger;

/**
 * Generates Configure pop-up dialogue for Listeners from all methods in SampleSaveConfiguration
 * with the signature "boolean saveXXX()".
 * There must be a corresponding "void setXXX(boolean)" method, and a property save_XXX which is
 * used to name the field on the dialogue.
 *
 */
public class SavePropertyDialog extends JDialog implements ActionListener {

    private static final Logger log = LoggingManager.getLoggerForClass();

    private static final long serialVersionUID = 232L;

    private static final Map<String, Functor> functors = new HashMap();

    private static final String NAME_SAVE_PFX   = "save";  // $NON-NLS-1$ i.e. boolean saveXXX()
    private static final String NAME_SET_PREFIX = "set";   // $NON-NLS-1$ i.e. void setXXX(boolean)
    private static final String RESOURCE_PREFIX = "save_"; // $NON-NLS-1$ e.g. save_XXX property
    private static final int    NAME_SAVE_PFX_LEN = NAME_SAVE_PFX.length();

    private SampleSaveConfiguration saveConfig;

    public SavePropertyDialog(){
        log.warn("Constructor only intended for use in testing"); // $NON-NLS-1$
    }
    /**
     * @param owner
     * @param title
     * @param modal
     * @throws java.awt.HeadlessException
     */
    public SavePropertyDialog(Frame owner, String title, boolean modal, SampleSaveConfiguration s)
    // throws HeadlessException
    {
        super(owner, title, modal);
        saveConfig = s;
        log.debug("SampleSaveConfiguration = " + saveConfig);// $NON-NLS-1$
        dialogInit();
    }

    private int countMethods(Method[] m) {
        int count = 0;
        for (int i = 0; i < m.length; i++) {
            if (m[i].getName().startsWith(NAME_SAVE_PFX)) {
                count++;
            }
        }
        return count;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected void dialogInit() {
        if (saveConfig != null) {
            super.dialogInit();
            this.getContentPane().setLayout(new BorderLayout());
            Method[] methods = SampleSaveConfiguration.class.getMethods();
            int x = (countMethods(methods) / 3) + 1;
            log.debug("grid panel is " + 3 + " by " + x);
            JPanel checkPanel = new JPanel(new GridLayout(x, 3));
            for (int i = 0; i < methods.length; i++) {
                String name = methods[i].getName();
                if (name.startsWith(NAME_SAVE_PFX) && methods[i].getParameterTypes().length == 0) {
                    try {
                        name = name.substring(NAME_SAVE_PFX_LEN);
                        JCheckBox check = new JCheckBox(
                                JMeterUtils.getResString(RESOURCE_PREFIX + name)// $NON-NLS-1$
                                ,((Boolean) methods[i].invoke(saveConfig, new Object[0])).booleanValue());
                        checkPanel.add(check, BorderLayout.NORTH);
                        check.addActionListener(this);
                        String actionCommand = NAME_SET_PREFIX + name; // $NON-NLS-1$
                        check.setActionCommand(actionCommand);
                        if (!functors.containsKey(actionCommand)) {
                            functors.put(actionCommand, new Functor(actionCommand));
                        }
                    } catch (Exception e) {
                        log.warn("Problem creating save config dialog", e);
                    }
                }
            }
            getContentPane().add(checkPanel, BorderLayout.NORTH);
            JButton exit = new JButton(JMeterUtils.getResString("done")); // $NON-NLS-1$
            this.getContentPane().add(exit, BorderLayout.SOUTH);
            exit.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e) {
                    dispose();
                }
            });
        }
    }

    /**
     * {@inheritDoc}
     */
    public void actionPerformed(ActionEvent e) {
        String action = e.getActionCommand();
        Functor f = functors.get(action);
        f.invoke(saveConfig, new Object[] {
                Boolean.valueOf(((JCheckBox) e.getSource()).isSelected()) });
    }

    /**
     * @return Returns the saveConfig.
     */
    public SampleSaveConfiguration getSaveConfig() {
        return saveConfig;
    }

    /**
     * @param saveConfig
     *            The saveConfig to set.
     */
    public void setSaveConfig(SampleSaveConfiguration saveConfig) {
        this.saveConfig = saveConfig;
    }
}